公开(公告)号：US11296155B2

公开(公告)日：2022-04-05

申请号：US16633181

申请日：2019-01-04

申请人： BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

发明人： Weipin Hu ,  Qianqian Bu ,  Mingxiao Jiang ,  Zhaokun Yang ,  Yalong Su ,  Pingqi Zhang ,  Chenyang Zhang ,  Longfei Ma ,  Hui Zhang

IPC分类号： H01L27/32 ,  H01L31/0232 ,  H01L31/12 ,  H01L31/153 ,  G06K9/00 ,  G09G5/10

摘要： A display panel and an operation method thereof are disclosed. In the display panel, a second light-emitting device is configured to emit a second light ray to the non-display side, and a second photosensitive element is configured to allow the second light ray to be incident therein and detect the second light ray. A first light-emitting device and the second light-emitting device are configured to emit a first light ray to the display side, and a first photosensitive element is configured to allow the first light ray reflected by an external object to be incident therein and detect the reflected first light ray. The second light ray is of a type different from that of the first light ray.